Multi-Precision Arithmetic by C++ with no use of assembler

Welcome to my home page.

since Dec. 1999.

SN Library version 2.31

Last update : March 6, 2018

I have tested on gcc 32 and 64 bit version. See how to install and for details .
There are the source file( for install and the source code viewer (packed in the zip file).

Download executable files of sample programs from here gcc mingw 32 bit version's(, 23.4KB) or 64 bit version's(, 23.4KB) including main programs. Last updated Mar 5, 2018. Virus check has been done by ESET Smart Security.

Welcome your questions.
When you make programs using my library and have any unclear points or suggestions, please email me.

My mail-address is

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